1297989

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1873}}^1$

素因数の和:1897

約数の個数: 24

約数和(自身を含む): 2338752

約数和(自身を除く): 1040763

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 1873, 5619, 13111, 16857, 20603, 39333, 61809, 117999, 144221, 185427, 432663, 1297989]

約数ペア:

[(1, 1297989), (3, 432663), (7, 185427), (9, 144221), (11, 117999), (21, 61809), (33, 39333), (63, 20603), (77, 16857), (99, 13111), (231, 5619), (693, 1873)]